How can an oriole click?

There are many kinds of songs of orioles, and different songs have different meanings.

When an oriole is in a good mood, his voice is crisp and pleasant.

When it croaked and started flying around, it showed that the bird was quite frightened;

Orioles also purr and whisper. Generally speaking, the purpose of their making this sound is mainly to attract the attention of the opposite sex.

Orioles can also quack, and they are already very angry when they make this sound.